331.03.0007 Fan Belt Tensioner for Mack and Volvo

What does a fan belt tensioner do?

This fan belt tensioner is a critical component within the engine cooling system, ensuring the fan belt maintains the correct tension to prevent slippage or premature wear. By providing consistent pressure, it helps maintain the stability of the cooling fan assembly during intense operating conditions.

Vehicle and engine compatibility

This component is compatible with several heavy commercial vehicle models, including Mack Anthem, Granite, MRU, Pinnacle, and Terrapro with MP7 or MP8 engines. It is also designed for use in Renault Trucks models such as C, K, Kerax, Magnum, Premium, and T series. Additionally, it serves various Volvo applications including FH (FH4/FH5), FM, FMX, VHD, VNL models, as well as B11R and B13R series.

Installation and maintenance

For optimal performance, technicians should inspect the tensioner during regular cooling system maintenance intervals. Proper installation ensures that the belt operates within its designed parameters without excessive vibration. It is recommended to check all related pulleys and belts when replacing this component to ensure long-term system integrity.

System reliability

Maintaining consistent tension is vital for preventing overheating in heavy-duty engines. This part is engineered to meet high-strength requirements for fleet management and workshop service needs.

OE cross-reference

331.03.0007 (Fan Belt Tensioner Fan) is the equivalent of the Dayco, Renault Trucks and Volvo OE numbers. This part directly replaces Dayco OE numbers APV2384, APV4152. It also replaces Renault Trucks OE numbers 7420521447, 7421153968, 7421393207, 7421766717 and Volvo OE numbers 20521447, 21153968, 21393207, 21766717, 22696301.